πagarwalmath · 1st grade · Common Core 1.OA.B.3
🔄 Turn-around and make-ten
Use properties (3 + 8 = 8 + 3; make a ten first)
Name: ______________________Date: ____________
16 + 9 = 9 + ?
Answer: ______________
25 + 6 + 5 = 6 + ?
Answer: ______________
33 + 3 = 3 + ?
Answer: ______________
41 + 9 + 6 = ?
Answer: ______________
51 + 2 + 8 = ?
Answer: ______________
62 + 3 + 8 = 3 + ?
Answer: ______________
74 + 5 = 5 + ?
Answer: ______________
88 + 2 + 2 = 2 + ?
Answer: ______________
93 + 9 + 1 = ?
Answer: ______________
103 + 1 + 9 = ?
Answer: ______________
113 + 2 + 8 = ?
Answer: ______________
126 + 6 = 6 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 6
- 2. 10
- 3. 3
- 4. 16
- 5. 11
- 6. 10
- 7. 4
- 8. 10
- 9. 13
- 10. 13
- 11. 13
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties